Remove blanket mypy exclusion from pre-commit config

Author: correctmost

.pre-commit-config.yaml

@@ -62,10 +62,8 @@ repos:
         entry: mypy
         language: python
         types: [python]
-        args: []
         require_serial: true
         additional_dependencies: ["types-typed-ast"]
-        exclude: tests/testdata| # exclude everything, we're not ready
   - repo: https://github.com/pre-commit/mirrors-prettier
     rev: v4.0.0-alpha.8
     hooks:

pyproject.toml

@@ -66,6 +66,7 @@ python_version = "3.9"
 files = [
     "astroid/interpreter/_import/",
 ]
+exclude = "tests/testdata/"
 always_false = [
     "PY310_PLUS",
     "PY311_PLUS",